Yep, a little one (50cm high, 60cm sparks).

And a 7 foot Van de Graaff generator (8 foot sparks), and a nitrogen laser, and a CO2 laser, and various plasma devices, and...

When I was 8 I rebuilt my fathers garden rotavator into a go-kart that the local cops told me to stop driving at 40 miles an hour on the sidewalk. They seemed to find the incident with the 80-foot purple mushroom cloud funny, though...

pca